RDA exercise development control function as per provisions laid down in the Building Construction Act, 1952 and its subsequent Amendments, Bangladesh National Building Code and the Rules & By-laws framed there under. Every construction/ erection/ excavation with in the jurisdiction of RDA requires permission/approval from the Authorized Officer under the provision of the RTDA Ordinance & BC Act. Any type of building construction, housing, commercial, industrial and whatever need planning permission and they must be in conformity with the land use provision of Master Plan/Urban Area Plan/Detailed Area Plans of different SPZ’s. ‘Building’ as defined in the existing building construction Rules includes a home, hut, wall and any other structure where masonry bricks, corrugated iron sheet, metal, tires, wood, bamboo, muds, leaves, grass, thatch or any other materials whatever. The Rules are updated time to time as per requirements.